elenakibuthi elenakibuthi

03-05-2021
Mathematics

contestada

John is twice as old as
his son peter.
10 years ago, John was three times as old
as peter determine peters present age.

Respuesta :

vidalmari6p99qfk vidalmari6p99qfk

03-05-2021

Answer:

Peter is 20 now John is 40 now

Step-by-step explanation:

Peter = P

John = 2P (twice as Peter)

3P-10 = 2P +10

P = 20 Peter is 20now John is 40 now( twice as Peter)

Ten years ago:

Peter was 10 and John was 30 ( 3times as Peter)

Answer Link

Otras preguntas

Which quadratic equation defines the function that has zeros at -8 and 6?

England believed her colonists had duties and responsibilities as citizens of the British Empire. True False

The North was the most rural and agrarian of all the regions in the United States. a. True b. False

A rock at the top of a 30 meter cliff has a mass of 25 kg. Calculate the rock’s gravitational potential energy when dropped off the cliff. Assuming that energy

D= 5/6 (F+G) solve for G

The murder or abandonment of baby girls is called _________

Which is the best estimate for the quotient of 3,004.914 / 2.298? A. 15 B. 100 C. 1500 D. 10,000

what part of advertising play in populating the Great Plains

Sexual reproduction A. helped maintain a slow rate of evolutionary change. B. limited the material in which natural selection can act upon. C. increas

what is less than 1/3